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Finding the Fourth Proportional to 323,091,674.40, 484,640,276.40 and 107,680,922.40

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Solution

The fourth proportional to 323,091,674.40, 484,640,276.40 and 107,680,922.40 is: 161,522,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,091,674.40 : 484,640,276.40 = 107,680,922.40 : x
  2. Step 2: Convert to fraction form
    323,091,674.40/484,640,276.40 = 107,680,922.40/x
  3. Step 3: Cross multiply
    323,091,674.40x = 484,640,276.40 × 107,680,922.40
  4. Step 4: Simplify right side
    323,091,674.40x = 52,186,511,994,942,952
  5. Step 5: Solve for x
    x = 52,186,511,994,942,952/323,091,674.40
  6. Step 6: Final answer
    x = 161,522,305.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.